a) The Haunted Mortuary For 74 years, this New Orleans Victorian was a mortuary surrounded by several famous cities of the dead. But it fell into disrepair, so investors opened it up to ghost hunters.

b) The USS Morning Star Once a submarine is decommissioned, it becomes either scrap metal or a powerful lure for tourists. Visit this WWII sub infamous for mysterious deaths at sea and get terrified.

2.

a) Pennhurst Asylum It was shut down in the 1980s because of horrible abuse. Average length of stay: more than 35 years. But now you can stop by just for entertainment.

b) Dublin Home for Orphans An orphanage populated by the potato famine, this building sat crumbling for years before a developer decided to create a ghoulish experience for visitors.

3.

a) Hamilton County Fairgrounds Afraid of clowns? Watch your back at this onetime county fair, where a midway fire killed children trapped in the fun house. Now their ghosts haunt a new maze on the site.

b) Cutting Edge Haunted House A former meatpacking plant in Fort Worth is transformed into a “human-processing plant” where mannequins get mangled and then pass by on a conveyor belt.